Pocket square



FIG. 1 is a front, top, right perspective view of a pocket square showing my design therefor;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a right side elevational view thereof;

FIG. 6 is a top plan elevational view thereof; and,

FIG. 7 is a bottom plan view thereof.

Broken lines throughout the drawings form no part of the claimed design and depict environment only. 

CLAIM The ornamental design for a pocket square, as shown and described. 